This is a 700.00 treadmill. Asking 400.00. It has an iPod dock with speakers built in to it. It also features iFit technology, 0-10mph adjustable speed, 0-12% levels of incline, a safety key, calorie counter, pulse tracker, 15 different built-in personal trainer workout programs, and a high powered 2-speed fan. It has a wide track with adjustable cushioning, which helps absorb shock to bones and joints. It also folds for convenient storage.